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How to use isDocker method in Playwright Internal

Best JavaScript code snippet using playwright-internal

app.js

Source:app.js

1//------------------------------------------------------------------------------2// Copyright IBM Corp. 20153//4// Licensed under the Apache License, Version 2.0 (the "License");5// you may not use this file except in compliance with the License.6// You may obtain a copy of the License at7//8//    http://www.apache.org/licenses/LICENSE-2.09//10// Unless required by applicable law or agreed to in writing, software11// distributed under the License is distributed on an "AS IS" BASIS,12// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.13// See the License for the specific language governing permissions and14// limitations under the License.15//------------------------------------------------------------------------------16var express = require("express");17var fs = require('fs');18var as_agent = require('bluemix-autoscaling-agent');19var http = require('http');20var path = require('path');21var cfenv = require("cfenv");22var pkg   = require("./package.json");23var redis = require('redis');24var nconf = require('nconf');25var appEnv = cfenv.getAppEnv();26nconf.env();27var isDocker = nconf.get('DOCKER') == 'true' ? true : false;28var clients = [];29var app = express();30app.set('port', appEnv.port || 3000);31app.use(express.static(path.join(__dirname, 'public')));32app.use(express.json());33var redisService = appEnv.getService('redis-chatter');34var credentials;35if(!redisService || redisService == null) {36  if(isDocker) {37    credentials = {"hostname":"redis", "port":6379};38  } else {39    credentials = {"hostname":"127.0.0.1", "port":6379};40  }41} else {42  if(isDocker) {43    console.log('The app is running in a Docker container on Bluemix.')44  }45  credentials = redisService.credentials;46}47// We need 2 Redis clients one to listen for events, one to publish events48var subscriber = redis.createClient(credentials.port, credentials.hostname);49subscriber.on('error', function(err) {50  if (isDocker && err.message.match('getaddrinfo EAI_AGAIN')) {51    console.log('Waiting for IBM Containers networking to be available...')52    return53  }54  console.error('There was an error with the subscriber redis client ' + err);55});56subscriber.on('connect', function() {57  console.log('The subscriber redis client has connected!');58  subscriber.on('message', function(channel, msg) {59    if(channel === 'chatter') {60      while(clients.length > 0) {61        var client = clients.pop();62        client.end(msg);63      }64    }65  });66  subscriber.subscribe('chatter');67});68var publisher = redis.createClient(credentials.port, credentials.hostname);69publisher.on('error', function(err) {70  if (isDocker && err.message.match('getaddrinfo EAI_AGAIN')) {71    console.log('Waiting for IBM Containers networking to be available...')72    return73  }74  console.error('There was an error with the publisher redis client ' + err);75});76publisher.on('connect', function() {77  console.log('The publisher redis client has connected!');78});79if (credentials.password != '' && credentials.password != undefined) {80    subscriber.auth(credentials.password);81    publisher.auth(credentials.password);82  }83// Serve up our static resources84app.get('/', function(req, res) {85  fs.readFile('./public/index.html', function(err, data) {86    res.end(data);87  });88});89// Poll endpoint90app.get('/poll/*', function(req, res) {91  clients.push(res);92});93// Msg endpoint94app.post('/msg', function(req, res) {95  message = req.body;96  publisher.publish("chatter", JSON.stringify(message), function(err) {97    if(!err) {98      console.log('published message: ' + JSON.stringify(message));99    } else {100      console.error('error publishing message: ' + err);101    }102  });103  res.end();104});105var instanceId = !appEnv.isLocal ? appEnv.app.instance_id : undefined;106app.get('/instanceId', function(req, res) {107  if(!instanceId) {108    res.writeHeader(204);109    res.end();110  } else {111    res.end(JSON.stringify({112      id : instanceId113    }));114  }115});116// This interval will clean up all the clients every minute to avoid timeouts117setInterval(function() {118  while(clients.length > 0) {119    var client = clients.pop();120    client.writeHeader(204);121    client.end();122  }123}, 60000);124http.createServer(app).listen(app.get('port'), function(){125  console.log('Express server listening on port ' + app.get('port'));...

test.main.js

Source:test.main.js

...34		'@stdlib/fs-exists': {35			'sync': constantFunction( true )36		}37	});38	bool = isDocker();39	t.strictEqual( bool, true, 'returns true' );40	t.end();41});42tape( 'the function returns `true` if the process is running in a Docker container (found `docker` in `cgroup`)', function test( t ) {43	var isDocker;44	var bool;45	isDocker = proxyquire( './../lib/main.js', {46		'@stdlib/fs-read-file': {47			'sync': constantFunction( 'docker' )48		}49	});50	bool = isDocker();51	t.strictEqual( bool, true, 'returns true' );52	t.end();53});54tape( 'the function returns `false` if the process is not running in a Docker container', function test( t ) {55	var isDocker;56	var bool;57	isDocker = proxyquire( './../lib/main.js', {58		'@stdlib/fs-exists': {59			'sync': constantFunction( false )60		},61		'@stdlib/fs-read-file': {62			'sync': constantFunction( '' )63		}64	});65	bool = isDocker();66	t.strictEqual( bool, false, 'returns false' );67	t.end();...

karma.conf.js

Source:karma.conf.js

1'use strict';2// karma.conf.js3module.exports = function(config) {4  var fs = require('fs');5  var isDocker;6  function hasDockerEnv() {7    try {8      fs.statSync('/.dockerenv');9      return true;10    } catch (err) {11      return false;12    }13  }14  function hasDockerCGroup() {15    try {16      const file = fs.readFileSync('/proc/self/cgroup', 'utf8');17      return file.indexOf('docker') !== -1;18    } catch (err) {19      return false;20    }21  }22  function check() {23    return hasDockerEnv() || hasDockerCGroup();24  }25  if (isDocker === undefined) {26    isDocker = check();27  }28  config.set({29    browsers: ['ChromeHeadlessNoSandbox'],30    customLaunchers: {31      ChromeHeadlessNoSandbox: {32        base: 'ChromeHeadless',33        flags: isDocker? [34          '--no-sandbox', // required to run without privileges in docker35          '--user-data-dir=/tmp/chrome-test-profile',36          '--disable-web-security'37        ] : []38      }39    },40    frameworks: ['mocha'],41    singleRun: false,42    reporters: ['progress'],43    logLevel: config.LOG_INFO,44    //    port: 9876,  // karma web server port45    autoWatch: false,46    files: [47      '../../tests.js'48    ],49    plugins: [50      'karma-mocha',51      'karma-chrome-launcher',52    ]53  });...

runtime.js

Source:runtime.js

...22    if (opt_set) {23        // Let Perl know through an environment variable.24        srvDir = process.env.DOCKER_SRVDIR_FOR_TESTS = opt_set;25    } else if (! srvDir) {26        if (module.exports.isDocker()) {27            srvDir = "/srv";28        } else {29            srvDir = path.resolve(module.exports.srcDir(), "var");30        }31    }32    return srvDir;...

isDocker.js

Source:isDocker.js

1import fs from 'fs';2function hasDockerEnv() {3	try {4		fs.statSync('/.dockerenv');5		return true;6	} catch (err) {7		return false;8	}9}10function hasDockerCGroup() {11	try {12		return fs.readFileSync('/proc/self/cgroup', 'utf8').indexOf('docker') !== -1;13	} catch (err) {14		return false;15	}16}17function check() {18	return hasDockerEnv() || hasDockerCGroup();19}20let isDocker;21RocketChat.isDocker = function() {22	if (isDocker === undefined) {23		isDocker = check();24	}25	return isDocker;...

index.js

Source:index.js

1'use strict';2const fs = require('fs');3let isDocker;4function hasDockerEnv() {5	try {6		fs.statSync('/.dockerenv');7		return true;8	} catch (_) {9		return false;10	}11}12function hasDockerCGroup() {13	try {14		return fs.readFileSync('/proc/self/cgroup', 'utf8').includes('docker');15	} catch (_) {16		return false;17	}18}19module.exports = () => {20	if (isDocker === undefined) {21		isDocker = hasDockerEnv() || hasDockerCGroup();22	}23	return isDocker;...

cli.js

Source:cli.js

1#!/usr/bin/env node2'use strict';3const isDocker = require('.');...

Using AI Code Generation

1const { isDocker } = require('playwright/lib/utils/utils');2console.log(isDocker());3const { isDocker } = require('playwright/lib/utils/utils');4console.log(isDocker());5const { isDocker } = require('playwright/lib/utils/utils');6console.log(isDocker());7const { isDocker } = require('playwright/lib/utils/utils');8console.log(isDocker());9const { isDocker } = require('playwright/lib/utils/utils');10console.log(isDocker());11const { isDocker } = require('playwright/lib/utils/utils');12console.log(isDocker());13const { isDocker } = require('playwright/lib/utils/utils');14console.log(isDocker());15const { isDocker } = require('playwright/lib/utils/utils');16console.log(isDocker());17const { isDocker } = require('playwright/lib/utils/utils');18console.log(isDocker());

Using AI Code Generation

1const { isDocker } = require('playwright/lib/utils/utils');2(async () => {3  const isDockerEnv = await isDocker();4  console.log('Is Docker: ' + isDockerEnv);5})();6docker run -it --rm -v $(pwd):/app mcr.microsoft.com/playwright:focal node test.js

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